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2026-10-01 - 18:35
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Characteristics of the 100 highest latencies:
System rack7slot0.osadl.org (updated Thu Oct 01, 2026 12:43:51)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
9950640,0irq/24-0000:00:0-21swapper/207:05:312
120650610,0irq/26-eth1-rx-0-21swapper/307:05:373
120650610,0irq/26-eth1-rx-0-21swapper/107:05:281
120650450,0irq/26-eth1-rx-0-21swapper/007:05:090
1383299190,0cyclictest191ktimersoftd/111:12:041
271180,0ktimersoftd/217834-21sshd11:12:052
1383399160,0cyclictest0-21swapper/209:40:192
112750150,0irq/25-eth00-21swapper/310:11:243
1383499142,0cyclictest9777-21rm10:43:063
1383499140,0cyclictest0-21swapper/309:40:223
1383399140,0cyclictest0-21swapper/210:29:342
1383199140,0cyclictest5739-21diskmemload10:20:210
1383199140,0cyclictest30682-21sshd10:55:170
13834991313,0cyclictest0-21swapper/309:25:033
13834991312,0cyclictest12618-21bash10:38:553
13834991312,0cyclictest0-21swapper/312:31:153
13834991312,0cyclictest0-21swapper/309:16:343
13834991312,0cyclictest0-21swapper/309:12:583
13834991310,0cyclictest12897-21cp11:06:413
13833991312,0cyclictest0-21swapper/212:08:542
13833991312,0cyclictest0-21swapper/210:53:372
13833991312,0cyclictest0-21swapper/209:15:562
13832991312,0cyclictest0-21swapper/111:24:341
13832991312,0cyclictest0-21swapper/111:24:341
13832991312,0cyclictest0-21swapper/111:04:071
13832991312,0cyclictest0-21swapper/109:14:201
1383299130,0cyclictest0-21swapper/112:38:471
13831991312,0cyclictest0-21swapper/010:51:430
13831991312,0cyclictest0-21swapper/009:39:260
1383199130,0cyclictest30178-21id09:27:090
112750130,0irq/25-eth00-21swapper/310:47:523
41120,0ktimersoftd/016382-21sshd10:44:060
41120,0ktimersoftd/010399-21diskstats09:15:120
3399120,0migration/331050-21bash09:36:333
13834991212,0cyclictest0-21swapper/309:52:343
13834991210,0cyclictest0-21swapper/312:10:283
13834991210,0cyclictest0-21swapper/312:05:003
13834991210,0cyclictest0-21swapper/311:53:163
13834991210,0cyclictest0-21swapper/311:27:083
1383499120,0cyclictest5739-21diskmemload12:24:453
1383499120,0cyclictest0-21swapper/311:31:193
1383499120,0cyclictest0-21swapper/310:18:013
13833991211,0cyclictest6339-21sshd10:05:252
13833991211,0cyclictest0-21swapper/210:15:312
13833991210,0cyclictest0-21swapper/208:17:152
1383399120,0cyclictest0-21swapper/212:25:302
1383399120,0cyclictest0-21swapper/209:52:102
1383399120,0cyclictest0-21swapper/209:12:192
13832991211,0cyclictest29012-21latency_hist09:55:001
13832991211,0cyclictest0-21swapper/112:05:491
13832991211,0cyclictest0-21swapper/111:45:281
13832991211,0cyclictest0-21swapper/110:42:241
13832991211,0cyclictest0-21swapper/110:23:491
13832991211,0cyclictest0-21swapper/109:59:251
13832991211,0cyclictest0-21swapper/109:22:491
13832991211,0cyclictest0-21swapper/109:17:571
13832991210,0cyclictest20-21ksoftirqd/108:39:081
13832991210,0cyclictest11731-21sshd09:33:521
13832991210,0cyclictest0-21swapper/112:04:451
13832991210,0cyclictest0-21swapper/111:57:131
13832991210,0cyclictest0-21swapper/111:25:371
13832991210,0cyclictest0-21swapper/109:41:181
1383299120,0cyclictest191ktimersoftd/109:48:291
1383299120,0cyclictest0-21swapper/112:28:551
1383299120,0cyclictest0-21swapper/111:41:171
1383299120,0cyclictest0-21swapper/109:28:591
13831991212,0cyclictest0-21swapper/010:00:080
13831991211,0cyclictest31816-21bash09:32:010
13831991211,0cyclictest26099-21sshd11:04:010
13831991211,0cyclictest0-21swapper/011:32:500
13831991211,0cyclictest0-21swapper/010:28:430
13831991211,0cyclictest0-21swapper/010:14:390
13831991211,0cyclictest0-21swapper/010:07:550
13831991211,0cyclictest0-21swapper/009:11:130
13831991210,0cyclictest0-21swapper/011:53:580
13831991210,0cyclictest0-21swapper/007:15:170
1383199120,0cyclictest0-21swapper/012:08:020
1383199120,0cyclictest0-21swapper/010:30:480
13834991111,0cyclictest0-21swapper/310:54:363
13834991111,0cyclictest0-21swapper/309:58:013
13834991110,0cyclictest19535-21sshd12:19:543
13834991110,0cyclictest17895-21sshd09:34:473
13834991110,0cyclictest0-21swapper/312:36:433
13834991110,0cyclictest0-21swapper/310:55:393
1383499110,0cyclictest17500-21sshd10:25:343
1383499110,0cyclictest0-21swapper/310:02:273
1383499110,0cyclictest0-21swapper/307:25:143
13833991111,0cyclictest0-21swapper/211:53:472
13833991111,0cyclictest0-21swapper/210:21:112
13833991111,0cyclictest0-21swapper/210:12:082
13833991111,0cyclictest0-21swapper/209:46:412
13833991110,0cyclictest5739-21diskmemload09:38:002
13833991110,0cyclictest18540-21sshd09:20:472
13833991110,0cyclictest0-21swapper/211:38:552
13833991110,0cyclictest0-21swapper/211:32:392
13833991110,0cyclictest0-21swapper/211:03:502
1383399110,0cyclictest0-21swapper/212:16:412
1383399110,0cyclictest0-21swapper/211:56:482
1383399110,0cyclictest0-21swapper/209:26:582
1383399110,0cyclictest0-21swapper/208:35:162
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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